Home / 211,485.52-317,242.86-61,727.05

Finding the Fourth Proportional to 211,485.52, 317,242.86 and 61,727.05

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Solution

The fourth proportional to 211,485.52, 317,242.86 and 61,727.05 is: 92,594.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,485.52 : 317,242.86 = 61,727.05 : x
  2. Step 2: Convert to fraction form
    211,485.52/317,242.86 = 61,727.05/x
  3. Step 3: Cross multiply
    211,485.52x = 317,242.86 × 61,727.05
  4. Step 4: Simplify right side
    211,485.52x = 19,582,465,881.36
  5. Step 5: Solve for x
    x = 19,582,465,881.36/211,485.52
  6. Step 6: Final answer
    x = 92,594.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.